| /*------------------------------------------------------------------------- |
| * |
| * nodeMergejoin.h |
| * |
| * |
| * |
| * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group |
| * Portions Copyright (c) 1994, Regents of the University of California |
| * |
| * $PostgreSQL: pgsql/src/include/executor/nodeMergejoin.h,v 1.24 2006/03/05 15:58:56 momjian Exp $ |
| * |
| *------------------------------------------------------------------------- |
| */ |
| #ifndef NODEMERGEJOIN_H |
| #define NODEMERGEJOIN_H |
| |
| #include "nodes/execnodes.h" |
| |
| extern int ExecCountSlotsMergeJoin(MergeJoin *node); |
| extern MergeJoinState *ExecInitMergeJoin(MergeJoin *node, EState *estate, int eflags); |
| extern TupleTableSlot *ExecMergeJoin(MergeJoinState *node); |
| extern void ExecEndMergeJoin(MergeJoinState *node); |
| extern void ExecReScanMergeJoin(MergeJoinState *node, ExprContext *exprCtxt); |
| extern void ExecEagerFreeMergeJoin(MergeJoinState *node); |
| |
| enum { |
| GPMON_MERGEJOIN_INNERTUPLE = GPMON_QEXEC_M_NODE_START, |
| GPMON_MERGEJOIN_OUTERTUPLE, |
| GPMON_MERGEJOIN_TOTAL, |
| }; |
| |
| static inline gpmon_packet_t *GpmonPktFromMergeJoinState(MergeJoinState *node) |
| { |
| return &node->js.ps.gpmon_pkt; |
| } |
| #endif /* NODEMERGEJOIN_H */ |